Astrobiology (Please watch the video, each question should be answered by about

Question

Astrobiology (Please watch the video, each question should be answered by about 8 to 10 (depending on length) meaningful sentences of response.

The Chelyabinsk Meteor: Can We Survive a Bigger Impact? Part 1

Dr. David Morrison (SETI Institute and NASA Ames Research Center)

Link: https://www.youtube.com/watch?v=Y-e6xyUZLLs

(1) Summarize (some of) the essential properties of meteorites. (Caution: Meteorites are different from meteors, meteoroids, asteroids, and comets!)

(2) Summarize the most relevant facts about the Chelyabinsk Meteor, as included in the video.

Explanation / Answer

(1) Summarize (some of) the essential properties of meteorites. (Caution: Meteorites are different from meteors, meteoroids, asteroids, and comets!)

Answer: Meteorite can be described a solid rock debris that has fallen through earth atmosphere and impact the surface of the earth or planet surface is known as meteorite.

            Types of meteorites

Answer: Cheylyabinsk meteor was entered the earth’s atmosphere over Russia on 15-02-2013.

It was a superbolide (as bright as the sun or the light from the meteorite was brighter than sun) and it splits tens of thousands of small meteorites onto to the ground and they fell on snow.

It was traveled much faster than sound.

This meteorite did not kill people.

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